package cn.wellcare.support;

import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpException;
import org.apache.commons.httpclient.HttpStatus;
import org.apache.commons.httpclient.NameValuePair;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.commons.httpclient.params.HttpMethodParams;

import java.io.IOException;
import java.util.Iterator;
import java.util.Map;

/**
 * 聚合支付HTTP工具类
 */
public class HttpClientUtil {


    public static String httpReader(String url, String code){
    HttpClient client = new HttpClient();
    GetMethod method = new GetMethod(url);

    String result = null;
		try {
        client.executeMethod(method);
        int status = method.getStatusCode();
        if (status == HttpStatus.SC_OK) {
            result = method.getResponseBodyAsString();
        } else {
            System.out.println("Method failed: " + method.getStatusLine());
        }
    } catch (HttpException e) {
		//发生致命的异常，可能是协议不对或者返回的内容有问题
        System.out.println("Please check your provided http address!");
        e.printStackTrace();
    } catch (IOException e) {
        //发生网络异常
        System.out.println("���������쳣��");
        e.printStackTrace();
    } finally{
        //释放连接
        if(method!=null)method.releaseConnection();
        method = null;
        client = null;
    }
		return result;
}

    public static String httpGet(String url,String code) {
        System.out.println("GetPage:"+url);
        String content = null;
        HttpClient httpClient = new HttpClient();
        //设置header
        httpClient.getParams().setParameter(HttpMethodParams.USER_AGENT,"Mozilla/5.0 (X11; U; Linux i686; zh-CN; rv:1.9.1.2) Gecko/20090803 Fedora/3.5.2-2.fc11 Firefox/3.5.2");
        GetMethod method = new GetMethod(url);
        try {
            int statusCode = httpClient.executeMethod(method);
            System.out.println("httpClientUtils::statusCode="+statusCode);
            System.out.println(method.getStatusLine());
            //content = new String(method.getResponseBody(), code);
            content = method.getResponseBodyAsString();
        } catch (Exception e) {
            System.out.println("time out");
            e.printStackTrace();
        } finally {
            if(method!=null)method.releaseConnection();
            method = null;
            httpClient = null;
        }
        return content;
    }

    public static String httpPost(String url, Map paramMap, String code) {
        System.out.println("GetPage:"+url);
        String content = null;
        if (url == null || url.trim().length() == 0 || paramMap == null
                || paramMap.isEmpty())
            return null;
        HttpClient httpClient = new HttpClient();
        //设置header
        httpClient.getParams().setParameter(HttpMethodParams.USER_AGENT,"Mozilla/5.0 (X11; U; Linux i686; zh-CN; rv:1.9.1.2) Gecko/20090803 Fedora/3.5.2-2.fc11 Firefox/3.5.2");//

        //代理设置
        //httpClient.getHostConfiguration().setProxy("128.128.176.74", 808);

        PostMethod method = new PostMethod(url);
        Iterator it = paramMap.keySet().iterator();


        while (it.hasNext()) {
            String key = it.next() + "";
            Object o = paramMap.get(key);
            if (o != null && o instanceof String) {
                method.addParameter(new NameValuePair(key, o.toString()));
            }
            if (o != null && o instanceof String[]) {
                String[] s = (String[]) o;
                if (s != null)
                    for (int i = 0; i < s.length; i++) {
                        method.addParameter(new NameValuePair(key, s[i]));
                    }
            }
        }
        try {

            int statusCode = httpClient.executeMethod(method);

            System.out.println("httpClientUtils::statusCode="+statusCode);

            System.out.println(method.getStatusLine());
            content = new String(method.getResponseBody(), code);

        } catch (Exception e) {
            System.out.println("time out");
            e.printStackTrace();
        } finally {
            if(method!=null)method.releaseConnection();
            method = null;
            httpClient = null;
        }
        return content;

    }

    public static String httpPost(String url, Map paramMap) {
        //编码：UTF-8
        return HttpClientUtil.httpPost(url, paramMap, "UTF-8");
    }
}
